package action;

import java.io.IOException;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import utils.ParseXmlConfig;

import bean.ActionForm;
import bean.ConfigBean;
import bean.TranslateActionForm;
import bean.User;

public class ActionServlet extends HttpServlet {

	private static final long serialVersionUID = 5257031400165238325L;

	/**
	 * Constructor of the object.
	 */
	public ActionServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	@SuppressWarnings("unchecked")
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		String callOnPath = request.getServletPath();
		String visit = callOnPath.split("\\.")[0];
		ConfigBean cb = (ConfigBean)ParseXmlConfig.configMap.get(visit);
		ActionForm form = TranslateActionForm.formatFrom(request, cb.getBeanClass()) ;
		Map<String, String> map = null;
		try {
			
			Class clazz = Class.forName(cb.getActionClass());
			Action action = (Action) clazz.newInstance();
			map = action.execute(request, response, form);
			
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		} catch (InstantiationException e) {
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		}
		
		request.setAttribute("message", map.get("message"));
		request.getRequestDispatcher(map.get("url")).forward(request, response);
		
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doGet(request, response);
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}
